to avert the fiscal cliff, in which everything from payroll taxes to full tax rates will go up. >>> and now our fourth story outfront. under attack by hackers. this was pretty incredible because the white house today confirmed that its military office was the target of a cyber attack with a suspected attacker, china. this is the office responsible for the united states of america's nuclear warplane. now, cnn has learned this was an unclassified network which was hit. officials say they dealt with the threat, but these attacks are relentless and the pentagon encounters thousands of them a day. how does washington keep up with this threat? "outfront" tonight, retired colonel cedric leighton. colonel, great to see you. the white house is saying we dealt with this, still, this is the white house. this is an office which is responsible for the united states of america's nuclear war plans how. how serious was this? >> it's great to see you, too, but this is too close for comfort when it comes to hacking attacks, especially when it comes to protecting the nuclear codes and anything else th